--- a/doc/xsltproc.xml	2019-10-30 21:02:14.000000000 +0100
+++ b/doc/xsltproc.xml	2021-09-24 21:00:52.628526237 +0200
@@ -1,8 +1,8 @@
 <?xml version="1.0"?>
 <?xml-stylesheet type="text/xsl"
-   href="http://cdn.docbook.org/release/xsl/current//manpages/docbook.xsl"?>
+   href="/usr/share/xsl/docbook/manpages/docbook.xsl"?>
 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
-    "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" [
+    "/usr/share/xml/docbook/4.2/docbookx.dtd" [
     
     <!ENTITY xsltproc "<command>xsltproc</command>">
 ]>
